Learn how to say Mercian correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word Mercia:
a former kingdom of central England. It was established by invading Angles in the 6th century ad in the border areas between the new Anglo-Saxon settlements in the east and the Celtic regions in the west.
used in names of modern organizations to refer to parts of the English midlands:
West Mercia Police
adjective & noun